Monaco 1000 Francs 1974 (a) 25th Anniversary of Reign. Rainier III (1949-2005). Obverse: Portrait of Rainier III. Lettering: RAINIER·III PRINCE·DE·MONACO 1974. Reverse: Crown and Coat of Arms. Lettering: VINGT.CINQUIEME ANNIVERSAIRE // 1000 F. Platinum 9.97g. X M4. NGC PF 66